beth israel deaconess medical center a harvard medical school teaching hospital

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Who We Are

Welcome to the Education Division of Obstetrics and Gynecology at Beth Israel Deaconess Medical Center, a teaching hospital of Harvard Medical School.  Please meet our staff.

Residency in Obstetrics & Gynecology

Monica Mendiola, MD
Program Director



Brianne Mahoney, MD
Assistant Program Director

 Brianne Mahoney, MD


Yvonne Gomez-Carrion, MD
Director, Resident Surgical Practice

Yvonne Gomez-Carrion, MD


Mary Herlihy, MD
Co-Director, Resident Ambulatory Practice

Mary Herlihy, MD


Ronald Marcus, MD
Co-Director, Resident Ambulatory Practice



Siripanth Nippita, MD, MS 
Ryan Training Program Director



Martina DiNapoli
Program Coordinator

M DiNapoli







Fellowship in Reproductive Endocrinology & Infertility

Alan Penzias, MD
Program Director

A Penzias






Fellowship in Maternal-Fetal Medicine

Steven J. Ralston, MD, MPH
Program Director

S Ralston






Fellowship in Female Pelvic Medicine
& Reconstructive Surgery

Eman Elkadry, MD
Program Director

E Elkadry






Educational Manager & Fellowship Coordinator

Susan Herlihy Kilbride

S Kilbride






Medical Student Clerkship

Celeste Royce, MD
Clerkship Director

Malcolm Mackenzie, MD
Associate Clerkship Director

L. Renata Vicari
Clerkship Coordinator